Anterior lumbar interbody fusion is a surgical procedure done through the abdomen to remove a diseased intervertebral disc and replace it with a spacer, thus restoring the disc height, decompressing the nerves, correcting deformity and fusing the vertebrae together in the corrected position.
Three main indications for ALIF:
- Degenerative disc disease causing disc collapse with compression of the nerves and back pain
- Spondylolisthesis, which is instability between the spine bones, when two vertebrae shift next to each other
- Recurrent disc herniation
What are the goals of ALIF?
There are three main goals:
- Restore height of the disc space and remove pressure from the surrounding nerves
- Correct alignment of the bones
- Remove abnormal movement by fusing the bones together
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